contestada

A circuit with 220 voltage is supplied with a fuse of 10 ampere.How many bulbs of 100 watt can be safely used in the circuit​

Respuesta :

11 !

Explained below

let the number of bulbs-n

power=potential difference* current

n * 100 = 220* 5

n = 220*5/100 = 11

11 bulbs can safely used with 5 Ampere fuse.